Home / 38,014.26-56,965.74-21,406.68

Finding the Fourth Proportional to 38,014.26, 56,965.74 and 21,406.68

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Solution

The fourth proportional to 38,014.26, 56,965.74 and 21,406.68 is: 32,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.26 : 56,965.74 = 21,406.68 : x
  2. Step 2: Convert to fraction form
    38,014.26/56,965.74 = 21,406.68/x
  3. Step 3: Cross multiply
    38,014.26x = 56,965.74 × 21,406.68
  4. Step 4: Simplify right side
    38,014.26x = 1,219,447,367.14
  5. Step 5: Solve for x
    x = 1,219,447,367.14/38,014.26
  6. Step 6: Final answer
    x = 32,078.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.